Home / 254,985.36-351,874.80-141,805.68

Finding the Fourth Proportional to 254,985.36, 351,874.80 and 141,805.68

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Solution

The fourth proportional to 254,985.36, 351,874.80 and 141,805.68 is: 195,689.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,985.36 : 351,874.80 = 141,805.68 : x
  2. Step 2: Convert to fraction form
    254,985.36/351,874.80 = 141,805.68/x
  3. Step 3: Cross multiply
    254,985.36x = 351,874.80 × 141,805.68
  4. Step 4: Simplify right side
    254,985.36x = 49,897,845,288.86
  5. Step 5: Solve for x
    x = 49,897,845,288.86/254,985.36
  6. Step 6: Final answer
    x = 195,689.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.